Chrysler 300/300 Touring/300C, Dodge Magnum. Manual — part 2304
6.
CHECK THE (C55) LEFT BLEND DOOR COMMON DRIVER CIRCUIT FOR A SHORT TO THE (C252)
RIGHT BLEND DOOR DRIVER CIRCUIT, THE (C52) RIGHT BLEND DOOR COMMON DRIVER CIRCUIT,
THE (C268) RECIRCULATION DOOR DRIVER CIRCUIT, & THE (C68) RECIRCULATION DOOR COMMON
DRIVER CIRCUIT
Measure the resistance between the (C55) Left Blend Door Common
Driver circuit and the (C252) Right Blend Door Driver circuit, the (C52)
Right Blend Door Common Driver circuit, the (C268) Recirculation Door
Driver circuit, and the (C68) Recirculation Door Common Driver circuit.
Is the resistance below 10k ohms on any of the circuits?
Yes
>> Repair all circuits with a resistance below 10k ohms for a
short to (C55) Left Blend Door Common Driver circuit.
Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
-
ELECTRICAL/ELECTRONIC
CONTROL
MODULES/
FRONT CONTROL MODULE - DIAGNOSIS AND TEST-
ING).
No
>> Go To 7
7.
CHECK THE (C252) RIGHT BLEND DOOR DRIVER CIRCUIT FOR A SHORT TO THE (C268)
RECIRCULATION DOOR DRIVER CIRCUIT & THE (C68) RECIRCULATION DOOR COMMON DRIVER
CIRCUIT
Measure the resistance between the (C252) Right Blend Door Driver
circuit and the (C268) Recirculation Door Driver circuit and the (C68)
Recirculation Door Common Driver circuit.
Is the resistance below 10k ohms on any of the circuits?
Yes
>> Repair all circuits with a resistance below 10k ohms for a
short to the (C252) Right Blend Door Driver circuit.
Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
-
ELECTRICAL/ELECTRONIC
CONTROL
MODULES/
FRONT CONTROL MODULE - DIAGNOSIS AND TEST-
ING).
No
>> Go To 8
24 - 250
HVAC - ELECTRICAL DIAGNOSTICS
LX
8.
CHECK THE (C52) RIGHT BLEND DOOR COMMON DRIVER CIRCUIT FOR A SHORT TO THE (C268)
RECIRCULATION DOOR DRIVER CIRCUIT & THE (C68) RECIRCULATION DOOR COMMON DRIVER
CIRCUIT
Measure the resistance between the (C52) Right Blend Door Common
Driver circuit and the (C268) Recirculation Door Driver circuit and the
(C68) Recirculation Door Common Driver circuit.
Is the resistance below 10k ohms on any of the circuits?
Yes
>> Repair all circuits with a resistance below 10k ohms for a
short to the (C52) Right Blend Door Common Driver circuit.
Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
-
ELECTRICAL/ELECTRONIC
CONTROL
MODULES/
FRONT CONTROL MODULE - DIAGNOSIS AND TEST-
ING).
No
>> Go To 9
9.
CHECK THE MODE DOOR ACTUATOR CIRCUIT RESISTANCE
Measure the resistance between the (C266) Mode Door Driver circuit
and the (C66) Mode Door Common Driver circuit in the A/C Heater
Control C2 harness connector.
Is the resistance below 30.0 ohms?
Yes
>> Go To 10
No
>> Go To 11
LX
HVAC - ELECTRICAL DIAGNOSTICS
24 - 251
10.
CHECK THE (C266) MODE DOOR DRIVER CIRCUIT FOR A SHORT TO THE (C66) MODE DOOR
COMMON DRIVER CIRCUIT
Disconnect the Mode Door Actuator harness connector.
Measure the resistance between the (C266) Mode Door Driver circuit
and the (C66) Mode Door Common Driver circuit in the A/C Heater
Control C2 harness connector.
Is the resistance below 10k ohms?
Yes
>> Repair the (C266) Mode Door Driver circuit for a short to
the (C66) Mode Door Common Driver circuit.
Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
-
ELECTRICAL/ELECTRONIC
CONTROL
MODULES/
FRONT CONTROL MODULE - DIAGNOSIS AND TEST-
ING).
No
>> Replace the Mode Door Actuator in accordance with the
Service Information.
Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
-
ELECTRICAL/ELECTRONIC
CONTROL
MODULES/
FRONT CONTROL MODULE - DIAGNOSIS AND TEST-
ING).
11.
CHECK THE LEFT BLEND DOOR ACTUATOR CIRCUIT RESISTANCE
Measure the resistance between the (C255) Left Blend Door Driver cir-
cuit and the (C55) Left Blend Door Common Driver circuit in the A/C
Heater Control C2 harness connector.
Is the resistance below 30.0 ohms?
Yes
>> Go To 12
No
>> Go To 13
24 - 252
HVAC - ELECTRICAL DIAGNOSTICS
LX
12.
CHECK THE (C255) LEFT BLEND DOOR DRIVER CIRCUIT FOR A SHORT TO THE (C55) LEFT BLEND
DOOR COMMON DRIVER CIRCUIT
Disconnect the Left Blend Door Actuator harness connector.
Measure the resistance between the (C255) Left Blend Door Driver cir-
cuit and the (C55) Left Blend Door Common Driver circuit in the A/C
Heater Control C2 harness connector.
Is the resistance below 10k ohms?
Yes
>> Repair the (C255) Left Blend Door Driver circuit for a short
to the (C55) Left Blend Door Common Driver circuit.
Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
-
ELECTRICAL/ELECTRONIC
CONTROL
MODULES/
FRONT CONTROL MODULE - DIAGNOSIS AND TEST-
ING).
No
>> Replace the Left Blend Door Actuator in accordance with
the Service Information.
Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
-
ELECTRICAL/ELECTRONIC
CONTROL
MODULES/
FRONT CONTROL MODULE - DIAGNOSIS AND TEST-
ING).
13.
CHECK THE RIGHT BLEND DOOR ACTUATOR CIRCUIT RESISTANCE
Measure the resistance between the (C252) Right Blend Door Driver
circuit and the (C52) Right Blend Door Common Driver circuit in the
A/C Heater Control C2 harness connector.
Is the resistance below 30.0 ohms?
Yes
>> Go To 14
No
>> Go To 15
LX
HVAC - ELECTRICAL DIAGNOSTICS
24 - 253
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст